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CVE-2021-26107

MEDIUM
4.3
CVSS Score
Published: November 2, 2021 at 05:51 PM UTC
Updated: June 17, 2026 at 03:42 AM UTC
1 product affected across 1 vendorFortiManager

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

An improper access control vulnerability [CWE-284] in FortiManager versions 6.4.4 and 6.4.5 may allow an authenticated attacker with a restricted user profile to modify the VPN tunnel status of other VDOMs using VPN Manager.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

x_refsource_CONFIRMBroken Link
Source: [email protected]
https://fortiguard.com/advisory/FG-IR-21-043
Vendor Advisory
Source: [email protected]
https://www.fortiguard.com/psirt?date=11-2021&risk=3

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-Other

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